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#!/usr/bin/env python3
import collections
import re
import requests
import subprocess
import os
Finding = collections.namedtuple("Finding", ["line", "text"])
def checkable_file(fn):
if any(fn.endswith(ext) for ext in ['.h', '.cpp']):
return '_template.' not in fn
return False
def get_commit_files(sha):
cmd = ['git', 'diff-tree', '--no-commit-id', '--name-only', '-r', sha]
files = subprocess.check_output(cmd).decode().splitlines()
return [fn for fn in files if checkable_file(fn)]
def parse_clang_output(output):
error_re = ".*:(\d+):\d+: (.*)"
out = []
for l in output.splitlines():
m = re.match(error_re, l)
if m:
line = int(m.group(1))
msg = m.group(2)
out.append(Finding(line=line, text=msg))
return out
def get_findings(files):
result = {}
for fn in files:
cmd = ['clang-tidy', '-p', 'build', fn]
proc = subprocess.Popen(
cmd,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
out, err = proc.communicate()
result[fn] = parse_clang_output(out.decode())
return result
def report_github_status(repo, token, sha, findings):
url = "https://api.github.com/repos/{}/check-runs".format(repo)
annotations = []
for path, findings in findings.items():
for f in findings:
annotations.append({
'path': path,
'annotation_level': 'warning',
'start_line': f.line,
'end_line': f.line,
'message': f.text
})
data = {
'name': 'clang-tidy',
'head_sha': sha,
'status': 'completed',
'conclusion': 'neutral',
'output': {
'title': 'clang-tidy',
'summary': 'Found {} items'.format(len(annotations)),
'annotations': annotations
}
}
headers = {
'Content-Type': 'application/json',
'Accept': 'application/vnd.github.antiope-preview+json',
'Authorization': 'Bearer {}'.format(token),
}
r = requests.post(url, json=data, headers=headers)
print(r)
print(r.text)
def main():
sha = os.environ['GITHUB_BASE_REF']
files = get_commit_files(sha)
findings = get_findings(files)
if 'GITHUB_TOKEN' in os.environ:
repo = os.environ['GITHUB_REPOSITORY']
sha = os.environ['GITHUB_SHA']
token = os.environ['GITHUB_TOKEN']
report_github_status(repo, token, sha, findings)
if __name__ == '__main__':
main()
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